qa: remove a bash-ism from 808, parameterize $sudo use
qa: remove a bash-ism from 808, parameterize $sudo use

aeg-aeg/pcpfans,aeg-aeg/pcpfans,adfernandes/pcp,adfernandes/pcp,tjanez/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,prasincs/pcp,wuliming/pcp,wuliming/pcp,tjanez/pcp,wuliming/pcp,edwardt/pcp,prasincs/pcp,prasincs/pcp,wuliming/pcp,adfernandes/pcp,adfernandes/pcp,wuliming/pcp,tjanez/pcp,wuliming/pcp,prasincs/pcp,tjanez/pcp,prasincs/pcp,edwardt/pcp,wuliming/pcp,aeg-aeg/pcpfans,tjanez/pcp,prasincs/pcp,aeg-aeg/pcpfans,tjanez/pcp,aeg-aeg/pcpfans,edwardt/pcp,edwardt/pcp,aeg-aeg/pcpfans,tjanez/pcp,prasincs/pcp,adfernandes/pcp,wuliming/pcp,tjanez/pcp,edwardt/pcp,edwardt/pcp,prasincs/pcp,edwardt/pcp,aeg-aeg/pcpfans,edwardt/pcp,aeg-aeg/pcpfans